Home / 2,948.26-4,419.70-2,691.46

Finding the Fourth Proportional to 2,948.26, 4,419.70 and 2,691.46

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Solution

The fourth proportional to 2,948.26, 4,419.70 and 2,691.46 is: 4,034.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.26 : 4,419.70 = 2,691.46 : x
  2. Step 2: Convert to fraction form
    2,948.26/4,419.70 = 2,691.46/x
  3. Step 3: Cross multiply
    2,948.26x = 4,419.70 × 2,691.46
  4. Step 4: Simplify right side
    2,948.26x = 11,895,445.76
  5. Step 5: Solve for x
    x = 11,895,445.76/2,948.26
  6. Step 6: Final answer
    x = 4,034.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.